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Vulnerability of OTRS Help Desk: infinite loop via Long Extensions Filenames

Synthesis of the vulnerability 

An attacker can trigger an infinite loop via Long Extensions Filenames of OTRS Help Desk, in order to trigger a denial of service.
Impacted products: OTRS Help Desk.
Severity of this bulletin: 2/4.
Creation date: 15/11/2019.
Références of this threat: CVE-2019-18180, OSA-2019-15, VIGILANCE-VUL-30885.

Description of the vulnerability 

An attacker can trigger an infinite loop via Long Extensions Filenames of OTRS Help Desk, in order to trigger a denial of service.
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This weakness announce impacts software or systems such as OTRS Help Desk.

Our Vigil@nce team determined that the severity of this vulnerability alert is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this computer threat announce.

Solutions for this threat 

OTRS Help Desk: version 7.0.13.
The version 7.0.13 is fixed:
  https://www.otrs.com/category/release-and-security-notes-en/

OTRS Help Desk: version 6.0.24.
The version 6.0.24 is fixed:
  https://www.otrs.com/category/release-and-security-notes-en/

OTRS Help Desk: version 5.0.39.
The version 5.0.39 is fixed:
  https://www.otrs.com/category/release-and-security-notes-en/
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Computer vulnerabilities tracking service 

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